content: /*
   * Copyright 2016 David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package hu.akarnokd.rxagera;
  
  import com.google.android.agera.UpdateDispatcher;
  
  import rx.subjects.Subject;
  
  /**
   * Wraps an Agera UpdateDispatcher and exposes it as an Rx Subject.
   */
  final class UpdateDispatcherAsSubject extends Subject<Object, Object> {
  
      final UpdateDispatcher updateDispatcher;
  
      UpdateDispatcherAsSubject(UpdateDispatcher updateDispatcher) {
          super(new AgeraAsRxObservable(updateDispatcher));
          this.updateDispatcher = updateDispatcher;
      }
  
      @Override
      public void onNext(Object o) {
          updateDispatcher.update();
      }
  
      @Override
      public void onError(Throwable e) {
          updateDispatcher.update();
      }
  
      @Override
      public void onCompleted() {
          updateDispatcher.update();
      }
  
      @Override
      public boolean hasObservers() {
          return false; // hard to tell
      }
  }